<div id='main'>
   <div class="center">
       <div class='logo'></div>
       <div class='action'>
            <span class='btn btn-large btn-block btn-success joinus' ng-click="gotoPage('joinus')">JOIN US</span>
            <span class='btn btn-large btn-block btn-success signin' ng-click="gotoPage('signin')"> SIGN IN</span>
       </div>
   
  </div>

</div>
